Duchenne and Becker muscular dystrophy

Definition

A group of rare, genetic, progressive muscular dystrophies, including Duchenne muscular dystrophy (DMD), Becker muscular dystrophy (BMD) and a symptomatic form in female carriers. The diseases represent a spectrum of severity ranging from progressive skeletal and cardiac muscle wasting and weakness (DMD, BMD) to less severe muscle weakness or isolated cardiomyopathy affecting carrier females.